Leptophis ahaetulla nigromarginatus, the Black-skinned Parrot Snake, is a snake

Snake

Snakes are elongate, legless, carnivorous reptiles of the suborder Serpentes that can be distinguished from legless lizards by their lack of eyelids and external ears. Like all squamates, snakes are ectothermic, amniote vertebrates covered in overlapping scales...

 of the colubrid

Colubrid

A colubrid is a member of the snake family Colubridae. This broad classification of snakes includes about two-thirds of all snake species on earth. The earliest species of the snake family date back to the Oligocene epoch. With 304 genera and 1,938 species, Colubridae is the largest snake family...

family. It is one of 12 recognized subspecies of the Parrot Snake, Leptophis ahaetulla

Description

L. a. nigromarginatus is a bright green, slender, medium-sized, snake. Adults are typically 60–100 cm in length. Black edges around the outer margin of each scale form a distinctive net-like pattern on the dorsal surface of the animal. The ventral surface has a metallic sheen, and may be green or rust-colored.

Habitat

It is arboreal, living in dense brushy vegetation. It is found in secondary and primary forest.